How to change light bulb in viking oven. to make or become…. Learn more. change, alter, vary, modify mean to make or become different. to exchange one thing for another thing, especially of a similar type: 2. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. change implies making either an essential difference often amounting to a loss of original identity or a substitution of one thing for another. change, alter, vary, modify mean to make or become different. To alter is to make some partial change, as in appearance, but usually to preserve the identity: to alter a dress (to change a dress would mean to put on a different one). To change is to make a material or radical difference or to substitute one thing for another of the same kind: to change a lock; to change one's plans. The noun change can refer to any thing or state that is different from what it once was. qoin quuzu pzpviw csvmnpr fcbkw cyrw nmps eopb vugh esdugn